Alta Arlo West
Multifamily Housing in Seattle, WA · 3795 S ALASKA ST · 98118
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 92 (band A) |
| Site EUI | 35.4 kBtu/ft² |
| Source EUI | 99.2 kBtu/ft² |
| GHG emissions | 19 tCO₂e |
| GHG intensity | 0.2 kgCO₂e/ft² |
| Electricity | 952,542 kWh |
| Gross floor area | 91,751 sq ft |
| Source record | seattle:50892:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | 92 | +12 | 35.4 kBtu/ft² | 19 tCO₂e |
| 2024 | 80 | -7 | 34.0 kBtu/ft² | 18 tCO₂e |
| 2023 | 87 | 31.9 kBtu/ft² | 17 tCO₂e |
Compliance context
Seattle Energy Benchmarking Ordinance (SMC 22.920)
Seattle's Building Emissions Performance Standard (adopted 2023) applies to buildings over 20,000 sq ft: benchmarking verification is due 2027–2030 and initial emissions targets 2031–2035, reaching net zero by 2041–2050, with fines for non-compliance.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
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Location
- Address
- 3795 S ALASKA ST
- City
- Seattle
- State
- Washington
- ZIP
- 98118
- Coordinates
- 47.56045, -122.28554
Within ~1 km
Nearby benchmarked buildings
- Alta Arlo Eastscore 99
Multifamily Housing · 350,302 sq ft
- Angeline Aptsscore 98
Multifamily Housing · 283,479 sq ft
- Cityline Apartmentsscore 88
Multifamily Housing · 281,300 sq ft
- City Line Ii Apartmentsscore 94
Multifamily Housing · 192,257 sq ft
- Greenhouse Apartments (2013)score 96
Multifamily Housing · 121,773 sq ft
- Sonata At Columbia Stationscore 96
Multifamily Housing · 90,759 sq ft
See also: most efficient in Seattle · biggest emitters
Frequently asked questions
What is Alta Arlo West's energy grade?
Alta Arlo West scores 92 out of 100 on ENERGY STAR — band A (High performer (85–100)) — in its 2025 Seattle disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Alta Arlo West use?
Its 2025 site energy-use intensity was 35.4 kBtu/ft² (99.2 kBtu/ft² source) across 91,751 sq ft, including 952,542 kWh of electricity.
What are Alta Arlo West's carbon emissions?
Alta Arlo West reported 19 tCO₂e of greenhouse-gas emissions (0.2 kgCO₂e/ft²) for 2025. Seattle's Building Emissions Performance Standard (adopted 2023) applies to buildings over 20,000 sq ft: benchmarking verification is due 2027–2030 and initial emissions targets 2031–2035, reaching net zero by 2041–2050, with fines for non-compliance.
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Dataset updated . Source: Building Energy Benchmarking disclosure, record seattle:50892:2025.